@article {dolfinadjoint,
	title = {Automated Derivation of the Adjoint of High-Level Transient Finite Element Programs},
	journal = {SIAM Journal on Scientific Computing},
	volume = {35},
	number = {4},
	year = {2013},
	pages = {369-393},
	author = {Patrick Emmet {Farrell} and David A. {Ham} and Simon W {Funke} and Marie E. {Rognes}}
}
